@conference {Prelcic96c, title = {ARCO (Adaptive Resolution COdec): A Hybrid Approach to Perceptual Audio Coding}, booktitle = {Audio Engineering Society Convention (AES Convention)}, year = {1996}, note = {Preprint 4178}, month = {May}, address = {Copenhagen, Denmark}, author = {Antonio S. Pena and Carlos Serantes and Nuria Gonz{\'a}lez-Prelcic} }